Switch of ratchet wheel



FIG. 1 is a perspective view of a switch of ratchet wheel showing my new design.

FIG. 2 is a front elevational view thereof.

FIG. 3 is a rear elevational view thereof.

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof.

FIG. 6 is a top plan view thereof.

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 shows one application of the present invention, wherein those lines identified by dashed lines are not claimed herein. 

The ornamental design for a switch of ratchet wheel, as shown and described. 